DIN 6921 Material:Carbon steel 45#,40Cr,42crmo,stainless steel Finish:Plain,Black,Zinc Cr+3,Yellow Zinc Cr+6,H.D.G,etc

DIN6921 Hex flange bolts Materials: Carbon steel 45#,40Cr,42crmo,stainless steelGrade: 4.8 to 12.9,sus304,sus316Dimensions: 2 to 48mm or 1/8 to 2 inches Length: 10 to 300mm or 3/8 to 10 inches Coating: Plain,Black,Zinc Cr+3,Yellow Zinc Cr+6, HDG, nickel and phosphate black Packing: Small box with plastic bag, 25kg bag or box and bulk in pallet Standards: DIN, ANSI/ASME, BS, GB, JIS & non-standard